A survey of 300 U.S. online shoppers was conducted. In response to the question of what...

50.1K

Verified Solution

Question

Basic Math

A survey of 300 U.S. online shoppers was conducted. In responseto the question of what would influence the shopper to spend moremoney online in 2012, 18% said free shipping, 13% said offeringdiscounts while shopping, and 9% said product reviews. (Dataextracted from “2012 Consumer Shopping Trends and Insights,”Steelhouse, Inc., 2012.)

a) Construct 95% confidence intervals of the populationproportion of online shoppers who would be influenced to spend moremoney online in 2012 for “Free shipping”, “Discounts offered whileshopping”, “Product reviews” respectively.

b) You have been asked to update the results of this study.Determine the sample size necessary to estimate the populationproportions in part (a) within ±0.02, with 95% confidence.

Answer & Explanation Solved by verified expert
4.0 Ratings (828 Votes)
    See Answer
Get Answers to Unlimited Questions

Join us to gain access to millions of questions and expert answers. Enjoy exclusive benefits tailored just for you!

Membership Benefits:
  • Unlimited Question Access with detailed Answers
  • Zin AI - 3 Million Words
  • 10 Dall-E 3 Images
  • 20 Plot Generations
  • Conversation with Dialogue Memory
  • No Ads, Ever!
  • Access to Our Best AI Platform: Flex AI - Your personal assistant for all your inquiries!
Become a Member

Other questions asked by students